Q. Emulsifying agents generally used are :
A) Ions with negative charge
B) Surface active agents
C) Ions with a positive charge
D) Lyophobic substances
Explanation
(b)
Emulsifying agents are usually of three types, macromolecules such as polymers, surface active agents and metal oxides in finely divided state.
Reviewed by Dr. Abubacker
Physics Educator & NEET/JEE Specialist
Ph.D. in Physics with 19+ years of teaching experience.